[TML] A Bit of Fluff

[shadow at shadowgard.com]

On 2 Apr 2008 at 15:26, Greg Aldridge wrote:

> > All this talk of keels and such is just fine, but...
> > 
> > Lacking the resistance water provides to moving the hull 
> > sideways, wouldn't this thing basically just get blown downwind?
> 
> Ah, you've obviously never studied how the complex aerofoil
> shapes of the sails common on 57th century land racing yachts
> cleverly avoid that problem.  :)

Airfoils only work if there's air movement relative to the airfoil. 
Which there won't be after the yacht reaches the same speed as the 
air. 


--
Leonard Erickson (aka shadow)
shadow at shadowgard dot com